Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 219, NWS Jackson, MS

June 13, 2021Choctaw County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 13, 2021, 3:56 PM CDT for Choctaw County, Mississippi. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 13, 2021, 3:56 PM CDT (20:56 UTC)
Expired: Jun 13, 2021, 4:45 PM CDT
In force: 49 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Choctaw County, MS

The radar

The Columbus AFB radar (KGWX), 106 km from the middle of the area, began a volume at 20:55 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 13, 12:22 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 8.9 hours before the alert went out and 138 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2570 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 869 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 50 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

891 
WUUS54 KJAN 132056
SVRJAN
MSC019-132145-
/O.NEW.KJAN.SV.W.0219.210613T2056Z-210613T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
356 PM CDT Sun Jun 13 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Choctaw County in central Mississippi...

* Until 445 PM CDT.

* At 356 PM CDT, a severe thunderstorm was located over Sherwood, or
  20 miles southwest of Montpelier, moving southwest at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Chester around 415 PM CDT.

Other locations impacted by this severe thunderstorm include French
Camp and Weir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3353 8909 3329 8909 3328 8911 3320 8911
      3320 8921 3311 8922 3311 8932 3328 8932
      3329 8945 3344 8945 3343 8941 3345 8940
      3347 8934 3350 8932 3352 8926
TIME...MOT...LOC 2056Z 054DEG 26KT 3349 8918 

HAIL...1.00IN
WIND...60MPH
 
$$

GRG

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 12, 7:21 PM CDT	Special Weather Statement	JAN	Kemper	54 min
Jun 13, 12:07 PM CDT	Special Weather Statement	JAN	Lowndes	23 min
Jun 13, 1:00 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	45 min
Jun 13, 1:40 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Lowndes	50 min
Jun 13, 1:59 PM CDT	Flash Flood Warning	JAN	Lowndes	3 hr
Jun 13, 2:19 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Lowndes	41 min
Jun 13, 2:23 PM CDT	Special Weather Statement	JAN	Kemper, Noxubee	52 min
Jun 13, 2:36 PM CDT	Flash Flood Warning	JAN	Kemper, Noxubee	2 hr
Jun 13, 2:39 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	48 min
Jun 13, 2:48 PM CDT	Special Weather Statement	JAN	Winston	57 min
Jun 13, 2:57 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale, Neshoba, Newton	63 min
Jun 13, 3:01 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba, Winston	44 min
Jun 13, 3:20 PM CDT	Special Weather Statement	JAN	Oktibbeha	40 min
Jun 13, 3:29 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba	31 min
Jun 13, 3:33 PM CDT	Special Weather Statement	JAN	Webster	27 min
Jun 13, 3:38 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Webster	67 min
Jun 13, 3:38 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Lauderdale, Newton	67 min
Jun 13, 3:51 PM CDT	Special Weather Statement	JAN	Attala	24 min
Jun 13, 3:55 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Scott	66 min
Jun 13, 4:01 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower, Washington	29 min
Jun 13, 4:12 PM CDT	Severe Thunderstorm Warning	JAN	Montgomery	63 min
Jun 13, 4:12 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jasper, Jones, Smith	78 min
Jun 13, 4:19 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Lawrence, Simpson	56 min
Jun 13, 4:28 PM CDT	Severe Thunderstorm Warning	JAN	Attala	62 min
Jun 13, 4:31 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower, Washington	44 min
Jun 13, 4:45 PM CDT	Severe Thunderstorm Warning	JAN	Carroll, Grenada, Leflore, Sunflower	60 min
Jun 13, 4:46 PM CDT	Special Weather Statement	JAN	Madison, Rankin	59 min
Jun 13, 4:58 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Forrest, Jefferson Davis, Jones, Lamar	66 min
Jun 13, 5:00 PM CDT	Special Weather Statement	JAN	Simpson	60 min
Jun 13, 5:08 PM CDT	Special Weather Statement	JAN	Holmes	52 min
Jun 13, 5:12 PM CDT	Severe Thunderstorm Warning	JAN	Carroll, Holmes	48 min
Jun 13, 5:13 PM CDT	Special Weather Statement	JAN	Oktibbeha	32 min
Jun 13, 5:31 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Rankin	44 min
Jun 13, 5:40 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Lamar, Marion	34 min
Jun 13, 5:47 PM CDT	Severe Thunderstorm Warning	JAN	Madison, Yazoo	58 min
Jun 13, 6:42 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin	28 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2021 Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.